Token ring switch



FIG. 1 is an environmental perspective view of a token ring switch showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view with the left side being a mirror image thereof; and,

FIG. 5 is a top view with the bottom view being a mirror image.

The broken line showing in FIG. 1 is included for the purpose of illustrating environmental structure only and forms no part of the claimed design. 

The ornamental design for a token ring switch, as shown and described. 